X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/d9e070e06956801aba2378c1b79b4d9f13ae12ee..dc2a95903722644f6109244cec9a2d1e195fef0e:/lib/osm.rb

diff --git a/lib/osm.rb b/lib/osm.rb
index a64aa8c48..246fedf54 100644
--- a/lib/osm.rb
+++ b/lib/osm.rb
@@ -33,6 +33,53 @@ module OSM
     end
   end
 
+  # Raised when the user logged in isn't the same as the changeset
+  class APIUserChangesetMismatchError < APIError
+    def render_opts
+      { :text => "The user doesn't own that changeset", :status => :conflict }
+    end
+  end
+
+  # Raised when the changeset provided is already closed
+  class APIChangesetAlreadyClosedError < APIError
+    def render_opts
+      { :text => "The supplied changeset has already been closed", :status => :conflict }
+    end
+  end
+  
+  # Raised when a change is expecting a changeset, but the changeset doesn't exist
+  class APIChangesetMissingError < APIError
+    def render_opts
+      { :text => "You need to supply a changeset to be able to make a change", :status => :conflict }
+    end
+  end
+
+  # Raised when a diff is uploaded containing many changeset IDs which don't match
+  # the changeset ID that the diff was uploaded to.
+  class APIChangesetMismatchError < APIError
+    def initialize(provided, allowed)
+      @provided, @allowed = provided, allowed
+    end
+    
+    def render_opts
+      { :text => "Changeset mismatch: Provided #{@provided} but only " +
+        "#{@allowed} is allowed.", :status => :conflict }
+    end
+  end
+
+  # Raised when bad XML is encountered which stops things parsing as
+  # they should.
+  class APIBadXMLError < APIError
+    def initialize(model, xml)
+      @model, @xml = model, xml
+    end
+
+    def render_opts
+      { :text => "Cannot parse valid #{@model} from xml string #{@xml}",
+        :status => :bad_request }
+    end
+  end
+
   # Raised when the provided version is not equal to the latest in the db.
   class APIVersionMismatchError < APIError
     def initialize(provided, latest)
@@ -43,7 +90,22 @@ module OSM
 
     def render_opts
       { :text => "Version mismatch: Provided " + provided.to_s +
-	", server had: " + latest.to_s, :status => :bad_request }
+      ", server had: " + latest.to_s, :status => :conflict }
+    end
+  end
+
+  # raised when a two tags have a duplicate key string in an element.
+  # this is now forbidden by the API.
+  class APIDuplicateTagsError < APIError
+    def initialize(type, id, tag_key)
+      @type, @id, @tag_key = type, id, tag_key
+    end
+
+    attr_reader :type, :id, :tag_key
+
+    def render_opts
+      { :text => "Element #{@type}/#{@id} has duplicate tags with key #{@tag_key}.",
+        :status => :bad_request }
     end
   end
 
@@ -213,7 +275,7 @@ module OSM
       doc.encoding = 'UTF-8' 
       root = XML::Node.new 'osm'
       root['version'] = API_VERSION
-      root['generator'] = 'OpenStreetMap server'
+      root['generator'] = GENERATOR
       doc.root = root
       return doc
     end